| Indicators | Engine 6V31 | Engine 6G7 | Engine 4M4 | ||
| Working volume, cm³ | 2998 | 3828 | 3200 | ||
| Cylinder diameter and piston stroke, mm | 87.6 x 82.9 | 95,0 - 90,0 | 98,5-105 | ||
| Compression ratio | 9,5 | 9,8 | 17 | ||
| Combustion chamber type | Tent type | Tent type | Tent type | ||
| Camshaft location | Single overhead camshaft (SOHC) | Single overhead camshaft (SOHC) | Double overhead camshafts (DOHC) | ||
| Number of valves | inlet | 8 | 8 | 8 | |
| graduation | 8 | 8 | 8 | ||
| Valve timing | Intake valves | opening | 18° BTDC | 28° before TDC | 13° before TDC |
| closing | 86° after BDC | 69° after BDC | 31° after BDC | ||
| Exhaust valves | opening | 55° to H MT | 57° BDC | 60° before BDC | |
| closing | 17° after TDC | 19° after TDC | 12° after TDC | ||
| Fuel system | Electronically controlled distributed injection | Electronically controlled distributed injection | Fuel rail | ||
| Valve rocker | With roller drive (pusher) | With roller drive (pusher) | With double roller drive (pusher) | ||
| Hydraulic compensators | Installed | Installed | - | ||
The text of the article was obtained from the website [www.mitsubishiman.ru]